<template>
  <div style="width: 90%; min-width: 1200px">
    <!-- <div style="width: 1200px;"> -->
    <el-row :gutter="20" class="top-div">
      <el-col :span="5">
        <el-row class="art-info-left">
          <el-col :span="24">
            <InfoCard header="文章信息" text="展开" hideDivider="true">
              <template #content>
                <el-button style="width: 100%; margin-bottom: 0.8rem" @click="loadDiscuss(true)">首页</el-button>
                <el-button v-hasPer="['bbs:article:add']" @click="addArticle(0)" type="primary"
                  style="width: 100%; margin-bottom: 0.8rem; margin-left: 0">添加子文章</el-button>
                <!--目录在这里 -->
                <TreeArticleInfo :data="articleData" @remove="delArticle" @update="updateArticle" @create="addNextArticle"
                  @handleNodeClick="handleNodeClick" :currentNodeKey="currentNodeKey"/>
              </template>
            </InfoCard>
          </el-col>
          <el-col :span="24">
            <InfoCard :items="items" header="作者分享" text="更多">
              <template #item="temp">
                <AvatarInfo />
              </template>
            </InfoCard>
          </el-col>
          <el-col :span="24">
            <InfoCard :items="items" header="内容推荐" text="更多">
              <template #item="temp">
                <AvatarInfo />
              </template>
            </InfoCard>
          </el-col>
        </el-row>
      </el-col>

      <el-col :span="14">
        <el-row class="left-div">
          <el-col :span="24">
            <!-- {{ discuss.user }} -->
            <AvatarInfo :size="50" :showWatching="true" :time="discuss.creationTime"  :userInfo="discuss.user"></AvatarInfo>
            <!-- :userInfo="{nick:'qwe'} -->
            <el-divider />
            <h2>{{ discuss.title }}</h2>
            <el-image  :preview-src-list="[getUrl(discuss.cover)]" v-if="discuss.cover" :src="getUrl(discuss.cover)"  style="width: 150px;height: 150px;"  />

            
            <ArticleContentInfo :code="discuss.content??''"></ArticleContentInfo>

            <el-divider class="tab-divider" />

            <el-space :size="10" :spacer="spacer">
              <AgreeInfo  :data="discuss"/>
              <el-button icon="Star" text> 0</el-button>
              <el-button icon="Share" text> 分享</el-button>
              <el-button icon="Operation" text> 操作</el-button>
            </el-space>
          </el-col>

          <el-col :span="24" class="comment"> 

<CommentInfo/>

          </el-col>

        </el-row>
        <BottomInfo/>
      </el-col>

      <el-col :span="5">
        <el-row class="right-div">
          <el-col :span="24">
            <InfoCard class="art-info-right" header="主题信息" text="更多" hideDivider="true">
              <template #content>
                <div>
                  <ul class="art-info-ul">

                    <li>
                      <el-button type="primary" size="default"
                      v-hasPer="['bbs:discuss:edit']"
                        @click="updateHander(route.params.discussId)">编辑</el-button>
                      <el-button style="margin-left: 1rem" type="danger"
                      v-hasPer="['bbs:discuss:remove']"
                        @click="delHander(route.params.discussId)">删除</el-button>
                    </li>
                    <li>分类： <span>主题</span></li>
                    标签：
                    <el-tag type="success">主题</el-tag>
                    <el-tag type="info">资源</el-tag>
                  </ul>
                </div>
              </template>
            </InfoCard>
          </el-col>
          <el-col :span="24">
            <InfoCard class="art-info-right" header="目录" hideDivider="true">
              <template #content>
                <div>
                  <el-empty :image-size="100" style="padding: 20px 0;" v-if="catalogueData.length==0" description="无目录" />
                  <ul v-else class="art-info-ul">
                    <li v-for="(item, i) in catalogueData" :key="i">
                      <el-button style="width: 100%; justify-content: left" type="primary" text>{{ `${i + 1} ： ${item}`
                      }}</el-button>
                    </li>
                  </ul>
                </div>
              </template>
            </InfoCard>
          </el-col>
          <el-col :span="24">
            <InfoCard :items="items" header="其他" text="更多">
              <template #item="temp">
                <AvatarInfo />
              </template>
            </InfoCard>
          </el-col>
          <el-col :span="24">
            <InfoCard :items="items" header="其他" text="更多">
              <template #item="temp">
                <AvatarInfo />
              </template>
            </InfoCard>
          </el-col>
        </el-row>
      </el-col>
    </el-row>
  </div>
</template>
<script setup>
import { h, ref, onMounted } from "vue";
import AvatarInfo from "@/components/AvatarInfo.vue";
import InfoCard from "@/components/InfoCard.vue";
import ArticleContentInfo from "@/components/ArticleContentInfo.vue";
import CommentInfo from "@/components/CommentInfo.vue";
import BottomInfo from '@/components/BottomInfo.vue'
import TreeArticleInfo from "@/components/TreeArticleInfo.vue";
import { useRoute, useRouter } from "vue-router";
import AgreeInfo from '@/components/AgreeInfo.vue'
import { get as discussGet, del as discussDel } from "@/apis/discussApi.js";
import { all as articleall, del as articleDel, get as articleGet } from "@/apis/articleApi.js";
//数据定义
const route = useRoute();
const router = useRouter();
const spacer = h(ElDivider, { direction: "vertical" });
const items = [{ user: "用户1" }, { user: "用户2" }, { user: "用户3" }];


//子文章数据
const articleData = ref([]);
//主题内容
const discuss = ref({});
//封面url
const getUrl= (str)=>{
return `${import.meta.env.VITE_APP_BASEAPI}/file/${str}`
}

//当前默认选择的子文章
const currentNodeKey=route.params.articleId;
//目录数据
const catalogueData = ref([]);

//子文章初始化
const loadArticleData = async () => {
  const response= await articleall(route.params.discussId)
  articleData.value = response.data;
}

//主题初始化
const loadDiscuss = async (isRewrite) => {

  if (isRewrite) {
    //跳转路由
    router.push(`/article/${route.params.discussId}`);
  }
  discuss.value = (await discussGet(route.params.discussId)).data;
  if (route.params.articleId != "") {
    const response = await articleGet(route.params.articleId);
    discuss.value.content = response.data.content;
  }
  ContentHander();
};
//加载文章及目录
const ContentHander = () => {
  //加载目录
  var reg = /(#{1,6})\s(.*)/g;

  if(discuss.value.content)
  {
  var myArray = discuss.value.content.match(reg);
  if (myArray != null) {
    catalogueData.value = myArray.map((x) => {
      return x.replace(/#/g, "").replace(/\s/g, "");
    });
  }
  }
}
//添加树型子文章
const addArticle = (parentArticleId) => {
  //跳转路由
  var routerPer = {
    path: "/editArt",
    query: {
      operType: "create",
      artType: "article",
      discussId: route.params.discussId,
      parentArticleId: parentArticleId,
    },
  };
  router.push(routerPer);
};

//删除主题
const delHander = async (ids) => {
  ElMessageBox.confirm(`确定是否删除编号[${ids}]的主题吗?`, "警告", {
    confirmButtonText: "确认",
    cancelButtonText: "取消",
    type: "warning",
  }).then(async () => {
    const response = await discussDel(ids);
    //删除成功后，跳转到主页
    router.push("/index");
    ElMessage({
      type: "success",
      message: "删除成功",
    });
  });
};
//更新操作
const updateHander = (discussId) => {
  //跳转路由
  var routerPer = {
    path: "/editArt",
    query: {
      operType: "update",
      artType: "discuss",
      discussId: discussId,
    },
  };
  router.push(routerPer);
};

//跳转添加子菜单
const addNextArticle = (node, data) => {
  //跳转路由
  var routerPer = {
    path: "/editArt",
    query: {
      operType: "create",
      artType: "article",
      discussId: data.discussId,
      parentArticleId: data.id,
    },
  };
  router.push(routerPer);
}

//跳转更新子菜单
const updateArticle = (node, data) => {
  //跳转路由
  var routerPer = {
    path: "/editArt",
    query: {
      operType: "update",
      artType: "article",
      discussId: data.discussId,
      parentArticleId: data.parentId,
      articleId: data.id
    },
  };
  router.push(routerPer);
}
//单机节点
const handleNodeClick = async(data) => {

  //跳转路由

  router.push(`/article/${route.params.discussId}/${data.id}`);

  const response=await articleGet(data.id);
  discuss.value.content = response.data.content;
  ContentHander();
}
//删除子文章
const delArticle = (node, data) => {
  ElMessageBox.confirm(`确定是否删除编号[${data.id}]的子文章吗?`, "警告", {
    confirmButtonText: "确认",
    cancelButtonText: "取消",
    type: "warning",
  }).then(async () => {

    await articleDel(data.id);
    await loadArticleData();

    ElMessage({
      type: "success",
      message: "删除成功",
    });
  });

}
onMounted(async () => {
  await loadDiscuss();
  await loadArticleData();
});
</script>
<style scoped >
.comment {
  min-height: 40rem;
}

.art-info-left .el-col {
  margin-bottom: 1rem;
}

.art-info-ul span {
  margin-left: 1rem;
}

.art-info-ul .el-tag {
  margin-left: 1rem;
}

.art-info-ul {
  padding: 0;
  margin: 0;
}

li {
  list-style: none;
  margin-bottom: 0.5rem;
}

.art-info-right {
  height: 100%;
}

.left-div .el-col {
  background-color: #ffffff;
  min-height: 12rem;
  margin-bottom: 1rem;
}

.right-div .el-col {
  background-color: #ffffff;
  min-height: 10rem;
  margin-bottom: 1rem;
}

.left-top-div .el-col {
  min-height: 2rem;
  background-color: #fafafa;
  margin-bottom: 1rem;
  margin-left: 10px;
}

.top-div {
  padding-top: 1rem;
}

.left-top-div {
  font-size: small;
  text-align: center;
  line-height: 2rem;
}

h2 {
  margin-bottom: 0.5em;
  color: rgba(0, 0, 0, 0.85);
  font-weight: 600;
  font-size: 30px;
  line-height: 1.35;
}

.left-div .el-col {
  padding: 1.4rem 1.4rem 0.5rem 1.4rem;
}

.el-space {
  display: flex;
  vertical-align: top;
  justify-content: space-evenly;
}

.tab-divider {
  margin-bottom: 0.5rem;
}
</style>
